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Original drawing of Suuwassea

long-neck giant

Suuwassea

Say it like this: “SOO-oo-WAH-see-uh”

Suuwassea emilieae

Suuwassea ate plants and walked on four legs. It lived in the Late Jurassic. Bones have been found in the United States.

When
Late Jurassic (Kimmeridgian) · roughly 154.8 to 149.2 million years ago
Named in
2004 · Harris, J. D.; Dodson, P.
Hip height
3 m · 10 ft
Length
15 m · 49 ft
Weight
5 tonnes
Found in
the United States · Morrison
Food and walking
Herbivore · Four legs
Kind
long-neck giant · Sauropod
Family branch
Dicraeosauridae

The story in short

Suuwassea was formally named in 2004 by J. D. Harris and P. Dodson. The name means “the first thunder heard in spring.”

It lived in the Late Jurassic (Kimmeridgian), roughly 154.8 to 149.2 million years ago. Finds come from the United States, including the Morrison Formation. It was a herbivore and walked on four legs.

Published estimates put Suuwassea at a length near 15 m, hips about 3 m high, and a body mass around 5 tonnes.

On the family tree it sits in Dicraeosauridae, among the sauropod dinosaurs.

Close relatives